• Carl Sagan In the long run, the aggressive civilizations destroy themselves, almost always. It's their nature. They can't help it.
    Source: Contact (1985) Ch. 20 (p. 359)
    Carl Sagan
    American astronomer, cosmologist, astrophysicist and author 1934-1996
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Carl Sagan - In the long run, the aggressive civilizations destroy themselves, almost always. It's their nature. They can't help it.
In the long run, the aggressive civilizations destroy themselves, almost always. It's their nature. They can't help it. by : Carl Sagan

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lake-forest In the long run, the aggressive civilizations destroy themselves, almost always. It's their nature. They can't help it.
- Carl Sagan Greatest-Quotations.com